Report Summary

  • 95

    Performance

    Renders faster than
    93% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

mable.de

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Page Load Speed

12.1 sec in total

First Response

1.2 sec

Resources Loaded

10.1 sec

Page Rendered

821 ms

mable.de screenshot

About Website

Visit mable.de now to see the best up-to-date Mable content and also check out these interesting facts you probably never knew about mable.de

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Key Findings

We analyzed Mable.de page load time and found that the first response time was 1.2 sec and then it took 11 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

mable.de performance score

95

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

92/100

25%

SI (Speed Index)

Value2.6 s

97/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value2.7 s

97/100

10%

Network Requests Diagram

mable.de

1177 ms

bootstrap.min.css

10 ms

flat-ui.css

1831 ms

flaone-style.css

700 ms

font-awesome.min.css

13 ms

Our browser made a total of 133 requests to load all elements on the main page. We found that 64% of them (85 requests) were addressed to the original Mable.de, 12% (16 requests) were made to Maps.googleapis.com and 9% (12 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (7.1 sec) belongs to the original domain Mable.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (29%)

Content Size

4.6 MB

After Optimization

3.3 MB

In fact, the total size of Mable.de main page is 4.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 66.3 kB

  • Original 76.5 kB
  • After minification 47.8 kB
  • After compression 10.2 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 28.7 kB, which is 37% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 66.3 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 56.8 kB

  • Original 2.9 MB
  • After minification 2.8 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Mable images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 929.0 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 376.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 929.0 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 310.9 kB

  • Original 365.3 kB
  • After minification 315.7 kB
  • After compression 54.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Mable.de needs all CSS files to be minified and compressed as it can save up to 310.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (41%)

Requests Now

123

After Optimization

72

The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mable. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

mable.de accessibility score

75

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Image elements do not have [alt] attributes

Best Practices

mable.de best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

mable.de SEO score

54

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mable.de can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Mable.de main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

Open Graph description is not detected on the main page of Mable. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: